cc: Implement overdraw feedback debugging feature.

cc/test/pixel_test_output_surface.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/test/pixel_test_output_surface.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ skipping 26 matching lines @@
 
 void PixelTestOutputSurface::DiscardBackbuffer() {}
 
 void PixelTestOutputSurface::BindFramebuffer() {
   context_provider()->ContextGL()->BindFramebuffer(GL_FRAMEBUFFER, 0);
 }
 
 void PixelTestOutputSurface::Reshape(const gfx::Size& size,
                                      float device_scale_factor,
                                      const gfx::ColorSpace& color_space,
-                                     bool has_alpha) {
+                                     bool has_alpha,
+                                     bool use_stencil) {
   if (context_provider()) {
     context_provider()->ContextGL()->ResizeCHROMIUM(
         size.width(), size.height(), device_scale_factor, has_alpha);
   } else {
     software_device()->Resize(size, device_scale_factor);
   }
 }
 
 bool PixelTestOutputSurface::HasExternalStencilTest() const {
   return external_stencil_test_;
@@ skipping 29 matching lines @@
 }
 
 uint32_t PixelTestOutputSurface::GetFramebufferCopyTextureFormat() {
   // This format will work if the |context_provider| has an RGB or RGBA
   // framebuffer. For now assume tests do not want/care about alpha in
   // the root render pass.
   return GL_RGB;
 }
 
 }  // namespace cc